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Finding the Fourth Proportional to 184,959.61, 255,251.50 and 104,389.92

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Solution

The fourth proportional to 184,959.61, 255,251.50 and 104,389.92 is: 144,062.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,959.61 : 255,251.50 = 104,389.92 : x
  2. Step 2: Convert to fraction form
    184,959.61/255,251.50 = 104,389.92/x
  3. Step 3: Cross multiply
    184,959.61x = 255,251.50 × 104,389.92
  4. Step 4: Simplify right side
    184,959.61x = 26,645,683,403.91
  5. Step 5: Solve for x
    x = 26,645,683,403.91/184,959.61
  6. Step 6: Final answer
    x = 144,062.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.